8255550825 has 36 divisors (see below), whose sum is σ = 15564859440. Its totient is φ = 4171223520.

The previous prime is 8255550817. The next prime is 8255550833. The reversal of 8255550825 is 5280555528.

It is an interprime number because it is at equal distance from previous prime (8255550817) and next prime (8255550833).

It is not a de Polignac number, because 8255550825 - 2³ = 8255550817 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 961287 + ... + 969836.

Almost surely, 2^8255550825 is an apocalyptic number.

It is an amenable number.

8255550825 is a deficient number, since it is larger than the sum of its proper divisors (7309308615).

8255550825 is a wasteful number, since it uses less digits than its factorization.

8255550825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1931158 (or 1931150 counting only the distinct ones).

The product of its (nonzero) digits is 800000, while the sum is 45.

The square root of 8255550825 is about 90860.0617708353. The cubic root of 8255550825 is about 2021.0730847962.

The spelling of 8255550825 in words is "eight billion, two hundred fifty-five million, five hundred fifty thousand, eight hundred twenty-five".